[INFO] fetching crate qwiic-adc-rs 0.1.0...
[INFO] documenting qwiic-adc-rs-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate qwiic-adc-rs 0.1.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate qwiic-adc-rs 0.1.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qwiic-adc-rs 0.1.0
[INFO] finished tweaking crates.io crate qwiic-adc-rs 0.1.0
[INFO] tweaked toml for crates.io crate qwiic-adc-rs 0.1.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3bf6a3fa3f718a5b81e5e25531ce7eafad50a6823b48f9bb0e486ddbd2e4f8e
[INFO] running `Command { std: "docker" "start" "-a" "f3bf6a3fa3f718a5b81e5e25531ce7eafad50a6823b48f9bb0e486ddbd2e4f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3bf6a3fa3f718a5b81e5e25531ce7eafad50a6823b48f9bb0e486ddbd2e4f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3bf6a3fa3f718a5b81e5e25531ce7eafad50a6823b48f9bb0e486ddbd2e4f8e", kill_on_drop: false }`
[INFO] [stdout] f3bf6a3fa3f718a5b81e5e25531ce7eafad50a6823b48f9bb0e486ddbd2e4f8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce4686e5a565871d46305f65bc5e45bb829d4f00810042cbd2190bb6119f602a
[INFO] running `Command { std: "docker" "start" "-a" "ce4686e5a565871d46305f65bc5e45bb829d4f00810042cbd2190bb6119f602a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]  Documenting qwiic-adc-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.11s
[INFO] running `Command { std: "docker" "inspect" "ce4686e5a565871d46305f65bc5e45bb829d4f00810042cbd2190bb6119f602a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4686e5a565871d46305f65bc5e45bb829d4f00810042cbd2190bb6119f602a", kill_on_drop: false }`
[INFO] [stdout] ce4686e5a565871d46305f65bc5e45bb829d4f00810042cbd2190bb6119f602a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 48eb0afd3abdc9b87c7cbf1a03de410d159e4f07f35d84b984e2d36ac0fe1dfe
[INFO] running `Command { std: "docker" "start" "-a" "48eb0afd3abdc9b87c7cbf1a03de410d159e4f07f35d84b984e2d36ac0fe1dfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]  Documenting qwiic-adc-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "48eb0afd3abdc9b87c7cbf1a03de410d159e4f07f35d84b984e2d36ac0fe1dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48eb0afd3abdc9b87c7cbf1a03de410d159e4f07f35d84b984e2d36ac0fe1dfe", kill_on_drop: false }`
[INFO] [stdout] 48eb0afd3abdc9b87c7cbf1a03de410d159e4f07f35d84b984e2d36ac0fe1dfe